﻿<?xml version="1.0" encoding="utf-8"?>
<blockelevensectiontwo>

  <Question1>1. List the two major reasons the VOR uses an Alford Loop antenna system.</Question1>
  <Answer1>None</Answer1>
  <Reference1>Student Workbook Page 2-2, Section 2-1, Paragraph "Health"</Reference1>
  
  <Question2>2. What part of the antenna allows it to overcome phasing and impedance matching problems?</Question2>
  <Answer2>None</Answer2>
  <Reference2>Student Workbook Page 2-2, Section 2-1, Paragraph "Health"</Reference2>
  
  <Question3>3. What type of polarized radiation is problematic for the VOR and what feature prevents it from causing problems?</Question3>
  <Answer3>None</Answer3>
  <Reference3>Student Workbook Page 2-3, Section 2-2, Paragraph "General Safety Hazards"</Reference3>
  
  <Question4>4. List the signals generated by the VOR transmitter and fed to the antenna array.</Question4>
  <Answer4>None</Answer4>
  <Reference4>Student Workbook Page 2-3, Section 2-2, Paragraph "General Safety Hazards"</Reference4>
  
  <Question5>5. What is the phase relationship of the carrier signal between the four antennas? (NW/SW/NE/SE)</Question5>
  <Answer5>None</Answer5>
  <Reference5>Student Workbook Page 2-11, Section 2-3, Paragraph "Lightning Protection"</Reference5>
  
  <Question6>6. How is signal isolation accomplished in the Bridge Assembly?</Question6>
  <Answer6>None</Answer6>
  <Reference6>Student Workbook Page 2-6, Section 2-2, Paragraph "Fires"</Reference6>
  
  <Question7>7. What shape is the VOR radiation pattern?</Question7>
  <Answer7>None</Answer7>
  <Reference7>Student Workbook Page 2-7, Section 2-2, Paragraph "Fires"</Reference7>
  
</blockelevensectiontwo>